53 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			JavaScript
		
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			JavaScript
		
	
	
| import { mount } from '@vue/test-utils';
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| import { asyncExpect } from '../../../tests/utils';
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| import Spin from '..';
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| 
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| describe('delay spinning', () => {
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|   it("should render with delay when it's mounted with spinning=true and delay", async () => {
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|     const props = {
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|       props: {
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|         delay: 500,
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|         spinning: true,
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|       },
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|       sync: false,
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|     };
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|     const wrapper = mount(Spin, props);
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|     await asyncExpect(() => {
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|       expect(wrapper.find('.ant-spin').classes().includes('ant-spin-spinning')).toEqual(false);
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|     });
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|   });
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| 
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|   it('should render when delay is init set', async () => {
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|     const props = {
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|       props: {
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|         delay: 100,
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|         spinning: true,
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|       },
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|       sync: false,
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|     };
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|     const wrapper = mount(Spin, props);
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| 
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|     expect(wrapper.findAll('.ant-spin')[0].classes().includes('ant-spin-spinning')).toEqual(false);
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| 
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|     // use await not jest.runAllTimers()
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|     // because of https://github.com/facebook/jest/issues/3465
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|     await new Promise(resolve => setTimeout(resolve, 500));
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| 
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|     expect(wrapper.findAll('.ant-spin')[0].classes().includes('ant-spin-spinning')).toEqual(true);
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|   });
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| 
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|   it('should cancel debounce function when unmount', async () => {
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|     const props = {
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|       props: {
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|         delay: 100,
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|         spinning: true,
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|       },
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|       sync: false,
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|     };
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|     const wrapper = mount(Spin, props);
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|     const spy = jest.spyOn(wrapper.vm.updateSpinning, 'cancel');
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|     expect(wrapper.vm.updateSpinning.cancel).toEqual(expect.any(Function));
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|     expect(spy).not.toHaveBeenCalled();
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|   });
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| });
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